It's important that gasfitters carry out the correct testing and commissioning of all gas appliances and installations. Gas installation NZS 5261:2003 specifies the criteria for safety, performance, and compliance for gas installations.
Standards New Zealand now offers Appendix H, Guidelines for gas appliance commissioning, and Appendix I, Large installation commissioning, free to download as PDFs. It's important to note that Appendix H and Appendix I of Gas installation NZS 5261:2003 offer general guidelines that should not be used in place of the specific commissioning instructions that accompany individual appliances.
Appendix O, Gas installation checklist is also free to download as a PDF.
- NZS 5261:2003 Gas installation